Valvụ diaphragm na-enweta aha ha site na diski na-agbanwe agbanwe nke na-abanye na kọntaktị na oche dị n'elu nke valve ahụ iji mepụta akara. Diaphragm bụ ihe na-agbanwe agbanwe, ihe na-anabata nrụgide na-ebunye ike imeghe, mechie ma ọ bụ jikwaa valvụ. A na-ejikọta valves diaphragm na valvụ pinch, mana ị ...
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